separate studies by scientists at nasa and at the university of washington predict increasing frequency of severe wildfires. the park city foundation in utah predicted an annual local temperature increase of 6.8 degrees fahrenheit by 2075, which would cause a total loss of snowtac pac snowpack in the y area. this would result in hundreds of millions in lost economic output. in the coastal zone of the pacific northwest erosion inundation and ocean acidity are all major threats. more than 140,000 acres of coastacoastin washington and ore within three feet of high tied. sea level of four feet or more is entirely plowsable by the end of the century. ocean acidification caused a 70% to 80% loss of oyster already a vie at an oyster hatchery in oregon from 2006 to 2008. wild oyster stocks have also failed as weather patterns caused more acidic water to rise to the surface at the shore. this is an industry worth about $73 million annually. for hawaii, the rapidly changing climate presents a unique threat. tourism and agriculture among hawaii's top economic sectors are each distinctly vulnerable